Folding cabinet step



FIG. 1 is a perspective view of a folding cabinet step showing my new design, it being understood that the broken lines are for illustrative purposes only;

FIG. 2 is an enlarged side elevational view thereof, the opposite side being a mirror image of that shown;

FIG. 3 is a front elevational view of FIG. 2;

FIG. 4 is a top plan view of FIG. 2; and

FIG. 5 is a rear elevational view of FIG. 2. 

The ornamental design for a folding cabinet step, as shown and described. 